Update paper.bib

paper/paper.bib

@@ -23,15 +23,6 @@ @article{devries2024
     year = {2024}
 }
 
-@book{ggplot2,
-    author = {Hadley Wickham},
-    title = {ggplot2: Elegant Graphics for Data Analysis},
-    publisher = {Springer-Verlag New York},
-    year = {2016},
-    isbn = {978-3-319-24277-4},
-    url = {https://ggplot2.tidyverse.org}
-  }
-
 @article{guidolin2024,
     author = {Guidolin, Carolina and Aerts, Sam and Agbeshie, Gabriel Kwaku and Akuffo, Kwadwo Owusu and Aydin, Sema Nur and Baeza Moyano, David and Bolte, John and Broszio, Kai and Cantarero-Garc{\'\i}a, Guadalupe and Didikoglu, Altug and Gonz{\'a}lez-Lezcano, Roberto Alonso and Joosten-Ma, Hongli and Melero-Tur, Sofia and Nilsson Tengelin, Maria and P{\'e}rez Guti{\'e}rrez, Mar{\'\i}a Concepci{\'o}n and Stefani, Oliver and Svensson, Ingemar and Udovicic, Ljiljana and Zauner, Johannes and Spitschan, Manuel},
     title = {Protocol for a prospective, multicentre, cross-sectional cohort study to assess personal light exposure},
@@ -133,6 +124,15 @@ @article{wilkinson2016
     year = {2016}
 }
 
+@book{wickham2016,
+    author = {Hadley Wickham},
+    title = {ggplot2: Elegant Graphics for Data Analysis},
+    publisher = {Springer-Verlag New York},
+    year = {2016},
+    isbn = {978-3-319-24277-4},
+    url = {https://ggplot2.tidyverse.org}
+  }
+
 @article{zauner2023,
     author = {Zauner, Johannes and Udovicic, Ljiljana and Spitschan, Manuel},
     title = {Power analysis for personal light exposure measurements and interventions},